fall on deaf ears
白費口舌，對方不聽
口語·表示建議或警告被忽視
英文釋義
to be ignored or disregarded, typically when trying to communicate or make a point
例句
I tried to warn him about the risks, but my advice fell on deaf ears.
典故來源
源自《圣經(jīng)·馬太福音》，比喻說話像落在聾人耳朵上，完全不被聽取或理會。